DE3938373C2 - Verfahren zur kontinuierlichen Behandlung von Material mit geringer Schüttdichte - Google Patents
Verfahren zur kontinuierlichen Behandlung von Material mit geringer SchüttdichteInfo
- Publication number
- DE3938373C2 DE3938373C2 DE3938373A DE3938373A DE3938373C2 DE 3938373 C2 DE3938373 C2 DE 3938373C2 DE 3938373 A DE3938373 A DE 3938373A DE 3938373 A DE3938373 A DE 3938373A DE 3938373 C2 DE3938373 C2 DE 3938373C2
- Authority
- DE
- Germany
- Prior art keywords
- treatment agent
- vessel
- bulk density
- tube
- contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 title claims description 64
- 238000000034 method Methods 0.000 title claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 61
- 229910021485 fumed silica Inorganic materials 0.000 claims description 24
- 229920002545 silicone oil Polymers 0.000 claims description 14
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- -1 Polydimethylsiloxane Polymers 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 3
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 3
- 238000010924 continuous production Methods 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 28
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000001698 pyrogenic effect Effects 0.000 description 3
- 239000012744 reinforcing agent Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 239000004966 Carbon aerogel Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 239000013466 adhesive and sealant Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910002011 hydrophilic fumed silica Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000003961 organosilicon compounds Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/12—Treatment with organosilicon compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/28—Compounds of silicon
- C09C1/30—Silicic acid
- C09C1/3081—Treatment with organo-silicon compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/40—Compounds of aluminium
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/40—Compounds of aluminium
- C09C1/407—Aluminium oxides or hydroxides
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/44—Carbon
- C09C1/48—Carbon black
- C09C1/56—Treatment of carbon black ; Purification
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/06—Treatment with inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/90—Other properties not specified above
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Silicon Compounds (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Developing Agents For Electrophotography (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Sealing Material Composition (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27307688A | 1988-11-18 | 1988-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3938373A1 DE3938373A1 (de) | 1990-05-23 |
| DE3938373C2 true DE3938373C2 (de) | 1997-09-11 |
Family
ID=23042449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3938373A Expired - Fee Related DE3938373C2 (de) | 1988-11-18 | 1989-11-18 | Verfahren zur kontinuierlichen Behandlung von Material mit geringer Schüttdichte |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPH0657337B2 (ja) |
| KR (1) | KR930009082B1 (ja) |
| CN (1) | CN1027074C (ja) |
| BE (1) | BE1004438A5 (ja) |
| BR (1) | BR8905606A (ja) |
| DE (1) | DE3938373C2 (ja) |
| FR (1) | FR2639352B1 (ja) |
| GB (1) | GB2225570B (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4419234A1 (de) * | 1994-06-01 | 1995-12-07 | Wacker Chemie Gmbh | Verfahren zur Silylierung von anorganischen Oxiden |
| DE19500674A1 (de) * | 1995-01-12 | 1996-07-18 | Degussa | Oberflächenmodifizierte pyrogen hergestellte Mischoxide, Verfahren zu ihrer Herstellung und Verwendung |
| DE19734255A1 (de) * | 1997-08-07 | 1999-02-11 | Boehme Chem Fab Kg | Hydrophobierungsmittel für pulverförmige Beschichtungssysteme |
| GB2357497A (en) | 1999-12-22 | 2001-06-27 | Degussa | Hydrophobic silica |
| DE10145162A1 (de) * | 2001-09-13 | 2003-04-10 | Wacker Chemie Gmbh | Kieselsäure mit geringem Gehalt an Kieselsäure-Silanolgruppen |
| CN108610659A (zh) * | 2018-04-17 | 2018-10-02 | 郝亚明 | 氢氧化铝微粉湿法改性工艺及其装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB574515A (ja) * | ||||
| GB793381A (en) * | 1954-08-26 | 1958-04-16 | Johannes Hans Grunewald | A method and a device for producing bituminous mixtures for a road construction |
| NL257805A (ja) * | 1960-08-10 | |||
| US3716020A (en) * | 1970-09-29 | 1973-02-13 | Stamicarbon | Apparatus for coating granules with a thin dense layer |
| DE2929587C2 (de) * | 1979-07-21 | 1981-08-27 | Degussa Ag, 6000 Frankfurt | Hydrophobe Füllstoff-Mischung, Verfahren zu deren Herstellung und deren Verwendung |
| JPS5854862A (ja) * | 1981-09-25 | 1983-03-31 | Fujitsu Ltd | リニアインダクシヨンモ−タ |
| JPS60102A (ja) * | 1983-06-16 | 1985-01-05 | Murata Mfg Co Ltd | 誘電体共振器の周波数調整機構および周波数調整方法 |
| US4511603A (en) * | 1983-12-19 | 1985-04-16 | The Dow Chemical Company | Addition of additives to plastics |
| US4525388A (en) * | 1983-12-23 | 1985-06-25 | Usg Corporation | Process for expanding and coating perlite |
-
1989
- 1989-10-31 JP JP1282082A patent/JPH0657337B2/ja not_active Expired - Lifetime
- 1989-11-01 BR BR898905606A patent/BR8905606A/pt not_active IP Right Cessation
- 1989-11-07 GB GB8925066A patent/GB2225570B/en not_active Expired - Fee Related
- 1989-11-17 FR FR8915131A patent/FR2639352B1/fr not_active Expired - Fee Related
- 1989-11-17 KR KR1019890016682A patent/KR930009082B1/ko not_active Expired - Lifetime
- 1989-11-17 CN CN89108576A patent/CN1027074C/zh not_active Expired - Fee Related
- 1989-11-17 BE BE8901221A patent/BE1004438A5/fr not_active IP Right Cessation
- 1989-11-18 DE DE3938373A patent/DE3938373C2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR930009082B1 (ko) | 1993-09-22 |
| DE3938373A1 (de) | 1990-05-23 |
| CN1027074C (zh) | 1994-12-21 |
| CN1044946A (zh) | 1990-08-29 |
| JPH02174974A (ja) | 1990-07-06 |
| GB2225570B (en) | 1992-08-19 |
| JPH0657337B2 (ja) | 1994-08-03 |
| GB2225570A (en) | 1990-06-06 |
| BR8905606A (pt) | 1990-05-29 |
| GB8925066D0 (en) | 1989-12-28 |
| BE1004438A5 (fr) | 1992-11-24 |
| FR2639352B1 (fr) | 1996-04-05 |
| FR2639352A1 (fr) | 1990-05-25 |
| KR900007491A (ko) | 1990-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |